12/10 

 1998 



01/09 



02/08 03/10 04/09 



New logger S/NS213613 TEMP/RH 



05/09 



06/08 07/06 

 S/N 213613 



Figure 3. Mine temperature of the McDonald Mine East Adit (deep location), Lake County, 

 Montana, from December 1998-July 1999. Electronic data recorder was 106.7 m from 

 the mine portal. 



